<http://webisa.webdatacommons.org/prov/330111807>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/401510970> .
<http://webisa.webdatacommons.org/401510970>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.co.uk> .
<http://webisa.webdatacommons.org/401510970>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/401510970>	<http://www.w3.org/ns/prov#value>	"The apparatus of the present invention includes a centrifugal rotor which is capable of being mounted on a conventional laboratory centrifuge of the type which is commercially available from suppliers, such as Beckman Instruments, Inc., Spinco Division, Fullerton, Calif.; Fisher Scientific, Pittsburgh, Penna.; VWR Scientific, San Francisco, Calif., and the like." .